20120287320

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{70657}}^1$

素因数の和:70794

約数の個数: 192

約数和(自身を含む): 75394912320

約数和(自身を除く): 55274625000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 113, 120, 126, 140, 168, 180, 210, 226, 252, 280, 315, 339, 360, 420, 452, 504, 565, 630, 678, 791, 840, 904, 1017, 1130, 1260, 1356, 1582, 1695, 2034, 2260, 2373, 2520, 2712, 3164, 3390, 3955, 4068, 4520, 4746, 5085, 6328, 6780, 7119, 7910, 8136, 9492, 10170, 11865, 13560, 14238, 15820, 18984, 20340, 23730, 28476, 31640, 35595, 40680, 47460, 56952, 70657, 71190, 94920, 141314, 142380, 211971, 282628, 284760, 353285, 423942, 494599, 565256, 635913, 706570, 847884, 989198, 1059855, 1271826, 1413140, 1483797, 1695768, 1978396, 2119710, 2472995, 2543652, 2826280, 2967594, 3179565, 3956792, 4239420, 4451391, 4945990, 5087304, 5935188, 6359130, 7418985, 7984241, 8478840, 8902782, 9891980, 11870376, 12718260, 14837970, 15968482, 17805564, 19783960, 22256955, 23952723, 25436520, 29675940, 31936964, 35611128, 39921205, 44513910, 47905446, 55889687, 59351880, 63873928, 71858169, 79842410, 89027820, 95810892, 111779374, 119763615, 143716338, 159684820, 167669061, 178055640, 191621784, 223558748, 239527230, 279448435, 287432676, 319369640, 335338122, 359290845, 447117496, 479054460, 503007183, 558896870, 574865352, 670676244, 718581690, 838345305, 958108920, 1006014366, 1117793740, 1341352488, 1437163380, 1676690610, 2012028732, 2235587480, 2515035915, 2874326760, 3353381220, 4024057464, 5030071830, 6706762440, 10060143660, 20120287320]

約数ペア:

[(1, 20120287320), (2, 10060143660), (3, 6706762440), (4, 5030071830), (5, 4024057464), (6, 3353381220), (7, 2874326760), (8, 2515035915), (9, 2235587480), (10, 2012028732), (12, 1676690610), (14, 1437163380), (15, 1341352488), (18, 1117793740), (20, 1006014366), (21, 958108920), (24, 838345305), (28, 718581690), (30, 670676244), (35, 574865352), (36, 558896870), (40, 503007183), (42, 479054460), (45, 447117496), (56, 359290845), (60, 335338122), (63, 319369640), (70, 287432676), (72, 279448435), (84, 239527230), (90, 223558748), (105, 191621784), (113, 178055640), (120, 167669061), (126, 159684820), (140, 143716338), (168, 119763615), (180, 111779374), (210, 95810892), (226, 89027820), (252, 79842410), (280, 71858169), (315, 63873928), (339, 59351880), (360, 55889687), (420, 47905446), (452, 44513910), (504, 39921205), (565, 35611128), (630, 31936964), (678, 29675940), (791, 25436520), (840, 23952723), (904, 22256955), (1017, 19783960), (1130, 17805564), (1260, 15968482), (1356, 14837970), (1582, 12718260), (1695, 11870376), (2034, 9891980), (2260, 8902782), (2373, 8478840), (2520, 7984241), (2712, 7418985), (3164, 6359130), (3390, 5935188), (3955, 5087304), (4068, 4945990), (4520, 4451391), (4746, 4239420), (5085, 3956792), (6328, 3179565), (6780, 2967594), (7119, 2826280), (7910, 2543652), (8136, 2472995), (9492, 2119710), (10170, 1978396), (11865, 1695768), (13560, 1483797), (14238, 1413140), (15820, 1271826), (18984, 1059855), (20340, 989198), (23730, 847884), (28476, 706570), (31640, 635913), (35595, 565256), (40680, 494599), (47460, 423942), (56952, 353285), (70657, 284760), (71190, 282628), (94920, 211971), (141314, 142380)]